| 词汇 | extinction |
| 释义 | extinction noun[ U ] uk /ɪkˈstɪŋk.ʃən/ us /ɪkˈstɪŋk.ʃən/ C1 a situation in which something no longer exists: 灭绝;绝种 extinction ofThe extinction of the dinosaurs occurred millions of years ago.恐龙灭绝于数百万年前。 in danger of extinctionMany species of plants and animals are in danger of extinction (= being destroyed so that they no longer exist). threatened with extinctionSeveral species of wildlife are threatened with extinction (= being destroyed so that they no longer exist). extinction ofSome people predict the extinction of family life as we know it today.一些人预言我们现在熟知的家庭生活方式将会消亡。 Death and dying all-cause mortality antemortem bereave bite bleed out coroner death toll ghost have one foot in the graveidiom macabre perish posthumously raise raise someone from the deadidiom remains roadkill self-extinction sepulchrally snuff itidiom toll Examples of extinctionextinction The results in fig. 2 show the relationship between the extinction probability and g for various numbers of surviving flies in the target population. Estimating rates of local species extinction, colonization, and turnover in animal communities. This is a very skillfully crafted synthesis of our knowledge of evolution and extinction. Population extinctions resulting in endemism (sole occurrence in a locality or nation) in the wrong country can be the forerunner of species extinctions. Two approaches have been implemented to generate spectral extinction functions for cone pigments. Ecosystems are not being maintained, safety factors are ignored, species extinction persists at an unprecedented level, and our very global life-support systems are under threat. In our simulations we considered founding events but not extinctions. The resulting atmospheric debris led to climate cooling, a reduction of vegetation, and mass extinction. Far from affirming continuity, scripture affirms extinction and recreation. The probability of extinction is dependent, in part, on the initial starting densities of hosts and parasites. Apparently, species with smaller niches (= specialists) have less chance to survive deforestation and are more prone to local extinction than those with wider niches. Climatic warming due to thermal-radiation from an urban area as possible cause for the local extinction of a land snail. In the absence of such complicated computations it is up to biologists to assess the credibility of parameter combinations that lead to extinctions. In (c) there are nine extinctions and one major outbreak that persists for 30 years. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Collocations withextinctionextinctionThese are words often used in combination with extinction. Click on a collocation to see more examples of it. brink of extinction It is a pity that fishing has had to come almost to the brinkofextinction to give us that opportunity. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 danger of extinction That would also enable peerages which are in dangerofextinction, for want of male issue, to be revitalised. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 eventual extinction This was seen as an unnecessary burden on a productive countryside, and the party argued for their eventual extinction over a number of years. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. See all collocations with extinction |
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